For 9mm ammunition, it is best to use *small pistol primers*. Here are a few particular tips and things to consider:

### Primer Sort
- *Small Pistol Primer*: This can be the regular primer useful for reloading 9mm ammo. Brand names like CCI, Federal, Winchester, and Remington all deliver trusted small pistol primers.

### Versions
- *Standard vs. Magnum*:
- *Common Compact Pistol Primers* are commonly sufficient for many 9mm hundreds.
- *Small Magnum Pistol Primers* may be used If you're loading a substantial-velocity spherical or utilizing slower-burning powders that will need a bit a lot more ignition Electricity.

### Brand Factors
- Look at reputable brand names recognized for excellent and federal small pistol primers trustworthiness. Some popular possibilities include things like:
- *CCI five hundred*: A standard choice for standard loads.
- *Federal 100*: Known for constant effectiveness.
- *Winchester WSP*: A different responsible compact pistol primer option.

### Check Reloading Manuals
Often refer to a reputable reloading manual or manual, as they provide precise tips based on your powder and cargo to guarantee best functionality.

### Conclusion
For 9mm ammunition, stick with tiny pistol primers, and look at the distinct properties within your masses when choosing concerning typical and magnum primers. Ensure that you follow all protection tips throughout the reloading system.